A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5905-01-386-3620
NSN 6320-00-937-5625
NSN 5945-01-301-5617
NSN 5895-01-578-0926
NSN 5975-00-446-7875
NSN 5910-01-301-1979
NSN 5895-00-482-0013
NSN 6105-00-803-4464
NSN 5925-01-574-4835
NSN 5835-00-233-6327
NSN 7035-01-429-7954
NSN 6620-00-701-3575